DS9490R Datasheet - Maxim Integrated

DS9490R, USB to 1-Wire/iButton Adapters

AVAILABLE DS9490R/DS9490B USB to 1-Wire/iButton Adapters .
The DS9490B is a USB bridge and holder for a single F5-size iButton.

Features

* High-Speed 12Mbps Universal Serial Bus (USB) Interface
* Supports Standard and Overdrive 1-Wire® Communication
* Slew-Rate-Controlled 1-Wire Timing and Active Pullup for Improved 1-Wire Network Performance
* DS9490R has an RJ11 Interface for Standard Connectivity Accessories such a

Applications

* Software Authorization
* Protection against software piracy by tying software operation to the presence of iButton hardware.
* iButton Initialization and Download
* Loggers like the ThermochrFoun®nccatniboenmailssDioinaedgarnadms downloaded.
* Demonstration
* Demonstr

DS9490R-MaximIntegrated.pdf